{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645599513",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x80350b7bc0fca7345ab1df479fc00b8698ed9b314729c50f094e605c91650dac",
    "signature": "0xbef4d94d39355209adbd332c91b9d429c684eb46cb3ae52ebadd82de7be9f03959cd8b955b0bbd9db2051116c5f9f95a612e55f20cd68e659899e218d5c08e7f1b",
    "signer": "0x2F7db4C1AE3922aD0f32CEdED1870278dd17b64b",
    "userId": "467213409"
  }
}